• Race to the finish with this Quadrilla Marble Run Construction! • Drop Two marbles into the top and watch as they race down different paths to the bottom! • Each of the different colour blocks features a different function! • Includes 28 pieces and 30 marbles! The Quadrilla Marble Run Construction is a race to the finish. Get started building your own marble runs with this beginner\'s set. Drop Two marbles into the top and watch as they race down different paths to the bottom. Made with a commitment to sustainability, compliant with international safety and quality standards. Additional details: Packaging size: 360mm x 350mm x 80mm Recommended age: 4+